Steam-hose coupling



P. M. GRIFFIN. STEAM HOSE COUPLING.

APPLICAUON FILED MAR. 25| 1919.

Ptented Jan. 3, 1922.

ESTATES;

PERCY 1v1. GRIFFIN,y 'or ALBANY, Nnwgvom; AssreNore, rroCONSOLIDATED"CR` HEATINGcoMPANY, or: ALBANY,` NEW LYQRK, A CORPORATIONory WEST VIR.

GINIA;

License..

To all/whom it may concern:

Be it known that I; PEncYMfGRrrrIN r a citizen of the United `States,residinrr 'at plings, the ollowingfbeingfaffulh clear, and exactdisclosure of Atheonefori'n' offmy 1nvention which I :it presentdeenifpreferablen For a detailed description ofthe presenty` y form ofmy inventionfreference may be hadl y kto the following specificationfand/to the accompanying 4drawing forming a part thereof,

,whereinv t t y f Fig. l is e side elevation and Fig. 2 a plan viewofInydevice; i

`My Y `nvention` relates to 'a steaml hose,- coupler of thefainiliarSewall type wherein a projection on one `side Qfeachpart orfinem- .j'ber `overlaps and interlocks "with,w under p wedging pressure, a studonthe overlapped side of the oppositememberythefwedgingg;`

being aided by gravity. y y ,y l y i On each part ormember ofsuchacoupler l pivot a latch which Ahooks'over e stud on` i the'oppositemember and is loeked'by means v oran eccentric sleeve or cam. appliedtothe pivotal joint of the latch. t y

1 Referring tothe drawing, A VVB indi-f" cate the respectiveparts'orgmembers oi?` a Sewell type couplenthedetailsfof which vare sowell known "that an illustration and ,de-v scription thereof isnotsneededg p p My inventionjresides in certain L-shaped` latches A2Vand B2 jointed `"tofthe respective and in line with thelugsA, `B3 `andereengaged bythe "toes or offsets of lthe respective latches. 'y Thelatches have:pintlesA47 B4' i y Specicaton of Ltterslatent.

1! bany, in the county ofAlba-ny andtate of New York, have inventedcertain new and i" useful Improvements in Steam-Hose Clou-yVSTEAM-nose:coiirniiiee' i@ B2 bodilyfto `the right, thereby: loosening''its the two members together B? will be Vturned pdownzoven the'opposite 'stud A7 andthe `de-` i pression ofthe thuniblever B6 willdrawythe n latchto `the left causing its toe to grip the' y studlAlan'dtheniinal pressure oil-B6 ,wedgesy the eccentric sleeve in betweenpintle Brand w lug B? togive thelatches africtional lock.

'What 1 cleinias` new and desireto secure A fbyLettersPetent'is: ,f ASewall-typex gcoupler, [comprising y two thereonsubstantiallyparallelfwith the offset 7 Y ends thereof and passingkgax'ially throughY `sleeves A?, Bwhich lare journalled in thek flugs A3513? and areprovidedwith rearwardly vextenc'ling thuinbleverslAgB. The axis of j`eachsleeve `is eccentricto the aXisof itscor i respondingv pintle. Theparts are secured to, 'l fgetherby heading-over the ends of the pinftle's', and"arerepresentedin the drawings inr theflockedposition. n Bypressinglvu'p oney o the-thumb-levers-say-B-it is obvious'thet therotation of sleeve B5 willjthrow'the latch i e 55,.y y 'pgrip ronstudsAR? The Alatch? canjthen be j @easily lifted up and turned back tov-reethe f two `me1nbers5 `the `same vbeing true of" the latch-sleeve andleveron the, opposite mein wber,L Converselywhen itis desiredtolatch`coupler :members rveach provided with a lock# ber being shaped toengage thelocking stud devicesif `ingstud "and agbearing lug,thumb-levers@ havingcylindrical `portions rotatably mount-l", y t edwithinsaidbearing lugs,land latchespro-v y i l vided with pintles'rhaving eccentric engage- 75;,f Y jment withthe cylindrical portionsofthe rej-f l spective thumb-levers, the latch of eachmemAl t members.For this purposethe members .are provided with pivotlugs AssBSytc whichthe r vlatches are jointed at theirfreer ends,and `with studs AT,'Bfwhich standin front of lof the other member, saidstuds beingpos'iy.;`tioned to stand 1y in line between. the [locking 4 Signedatiiiby, cimtyyof Albany, Staf@ 'Y fof NewYork, this 21st day offMarch, 1919.` f s f 1`PillwrlwGRIFFIN

